GObject
  AtkObject
    AtkGObjectAccessible
    AtkNoOpObject
    AtkPlug
    AtkSocket
  AtkHyperlink
  AtkMisc
  AtkObjectFactory
    AtkNoOpObjectFactory
  AtkRegistry
  AtkRelation
  AtkRelationSet
  AtkStateSet
  AtkUtil
GInterface
  GTypePlugin
  AtkAction
  AtkComponent
  AtkDocument
  AtkEditableText
  AtkHyperlinkImpl
  AtkHypertext
  AtkImage
  AtkImplementorIface
  AtkSelection
  AtkTable
  AtkTableCell
  AtkText
  AtkValue
  AtkWindow
  AtkStreamableContent
GEnum
  AtkCoordType
  AtkKeyEventType
  AtkLayer
  AtkRelationType
  AtkRole
  AtkScrollType
  AtkStateType
  AtkTextAttribute
  AtkTextBoundary
  AtkTextClipType
  AtkTextGranularity
  AtkValueType
GFlags
  AtkHyperlinkStateFlags
GBoxed
  GValueArray
  AtkRange
  AtkRectangle
  AtkTextRange
  GStrv
